Vinpocetine is a pharmaceutical drug used for its cognitive-enhancing and neuroprotective properties. It is important to ensure that vinpocetine is free from impurities that may affect its safety and efficacy. Impurities in vinpocetine can arise from various sources such as the manufacturing process, degradation, or contaminants. Impurities in vinpocetine can lead to adverse effects, reduced potency, or even toxicity. Therefore, it is crucial to monitor and control the levels of impurities in vinpocetine to ensure its quality and safety for use in humans.